[epiphany/mcatanzaro/add-bookmark-popover-crash] location-entry: destroy bookmark popover in dispose

[Michael Catanzaro <mcatanzaro src gnome org>]

commit f268e65c79b0982480e82416a9ad0017d3cdd5ab
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Tue May 7 17:31:19 2019 -0500

    location-entry: destroy bookmark popover in dispose
    
    The EphyAddBookmarkPopover can currently outlive the EphyLocationEntry.
    That's bad!
    
    Speculative fix for:
    
    https://bugzilla.redhat.com/show_bug.cgi?id=1707455

 lib/widgets/ephy-location-entry.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/lib/widgets/ephy-location-entry.c b/lib/widgets/ephy-location-entry.c
index 93f5552c1..562502fff 100644
--- a/lib/widgets/ephy-location-entry.c
+++ b/lib/widgets/ephy-location-entry.c
@@ -377,6 +377,8 @@ ephy_location_entry_dispose (GObject *object)
 
   g_clear_object (&entry->css_provider);
 
+  gtk_widget_destroy (GTK_WIDGET (entry->add_bookmark_popover));
+
   G_OBJECT_CLASS (ephy_location_entry_parent_class)->dispose (object);
 }